5. A Subtle Deterrent to Intruders
While hotel security is generally reliable, no system is perfect. Opportunistic thieves sometimes target rooms they believe are empty or where guests are deeply asleep. A small light can send the opposite signal.
From outside, a bathroom light shining through the crack of the door suggests someone is awake inside, or at least recently active. It creates uncertainty for anyone with bad intentions, making your room a less attractive target.
It’s not foolproof, of course, but as an extra layer of deterrence, it’s a clever precaution—especially if you’re staying alone.
